UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+z/DNAiUx51/To7kSA3nmn1rguQaXTxZpDkmXcalqNo=' 
WHERE 
  key_id = 'b473731596325df1aa884d47aad4d40754cdae63c91222625f039638405e5285' 
  AND (
    token = '+z/DNAiUx51/To7kSA3nmn1rguQaXTxZpDkmXcalqNo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )